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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 279 (Engine Cooling System - Repair Instructions) >> Repair Instructions >> Engine Oil Cooler Replacement (LGY) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2022 Cadillac CT5. However, it is still accessible from the selected car via links, so may be relevant.
  1. Drain the cooling system. Cooling System Draining and Filling (LGY Static Fill) , or Cooling System Draining and Filling (LGY GE 47716) 
  2. Drain the engine oil. Engine Oil and Oil Filter Replacement
  3. GM5500365Courtesy of GENERAL MOTORS COMPANY

    Hose Clamp (1) - Disengage [2x] - Hose Clamp Replacement Guidelines - Spring Type 

  4. Engine Oil Cooler Inlet Pipe (2) @Engine Oil Cooler - Remove
  5. Radiator Outlet Hose (3) @Engine Oil Cooler - Remove
  6. Engine Mount Bracket-Left Side - Remove - Engine Mount Bracket Replacement - Left Side (AWD) , or Engine Mount Bracket Replacement - Left Side (RWD)
  7. GM5500451Courtesy of GENERAL MOTORS COMPANY

    Engine Oil Cooler Adapter Bolt (1) - Remove [4x]

  8. GM5500476Courtesy of GENERAL MOTORS COMPANY

    Engine Oil Cooler (1) - Remove

  9. Engine Oil Cooler Seal (2) - Remove and DISCARD [2x]